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Top 64 Internet Providers in South Dakota

RSINC links 64 residential providers to 361 city records in South Dakota. At least one fiber provider is listed in 356 of those cities; that count does not measure the percentage of residents with fiber access.

Total ISPs
64
City directories
361
Data type
Recorded listings
Eligibility
Confirm address
Statewide reach

Top providers in South Dakota

Ranked by how many cities they cover across the state.

provider-logo 1
Starlink
Satellite
361 cities · 100% of SD
provider-logo 2
Viasat
Satellite
361 cities · 100% of SD
provider-logo 3
T-Mobile
5G Home
288 cities · 80% of SD
provider-logo 4
AT&T
5G Home
263 cities · 73% of SD
provider-logo 5
XNET WiFi
Fixed wireless
235 cities · 65% of SD
provider-logo 6
Verizon
5G Home
129 cities · 36% of SD
provider-logo 7
Golden West Telecommunications
Fiber
126 cities · 35% of SD
provider-logo 8
Midco
Fixed wireless
118 cities · 33% of SD
provider-logo 9
CenturyLink
DSL
111 cities · 31% of SD
provider-logo 10
Mint Mobile
5G Home
72 cities · 20% of SD
provider-logo 11
Venture
Fiber
67 cities · 19% of SD
provider-logo 12
GigFire
Fixed wireless
64 cities · 18% of SD
Most-served cities

Top cities in South Dakota

Madison
17 providers · 5 Gbps top
Elkton
16 providers · 2 Gbps top
Brookings
16 providers · 2 Gbps top
Colman
16 providers · 2 Gbps top
Dell Rapids
16 providers · 2 Gbps top
Doland
15 providers · 2 Gbps top
Arlington
15 providers · 2 Gbps top
Box Elder
15 providers · 5 Gbps top
Elk Point
15 providers · 5 Gbps top
Flandreau
15 providers · 2 Gbps top
Hartford
15 providers · 5 Gbps top
Watertown
15 providers · 5 Gbps top
The complete guide

Internet in South Dakota: a buyer's guide

Everything you need to know about choosing an ISP in South Dakota — fiber availability, the fastest providers, rural options, and business connectivity.

The South Dakota broadband landscape

Cities with the largest recorded provider selections include Madison (17 listings), Brookings (16 listings), Colman (16 listings). Open a city page for the provider-level comparison.

Fastest internet in South Dakota

Use individual South Dakota city comparisons to identify the highest recorded advertised speeds and their providers. These listings do not measure household internet performance.

Planned service

These providers are listed for future nationwide service and are not included in the current recorded-provider count. Availability dates and offers need confirmation.

Amazon Leo — planned nationwide

Expected download speed: 300–500 Mbps. Estimated live Q1 2027.

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Full directory

All 361 cities in South Dakota

A B C D E F G H I J K L M N O P Q R S T U V W Y
FAQ

South Dakota Internet FAQs

How many providers appear in the South Dakota directory?
64 distinct providers have residential listings linked to cities in this state.
How should I compare internet options in South Dakota?
Open your city’s page, compare recorded technologies and starting prices, then confirm the exact offer at your service address.
Talk to Live Person

Talk to our team about South Dakota ISPs.

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